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Fuses
Fuses are circuit protection components used to interrupt current when overcurrent, short-circuit or fault conditions occur. They help protect electronic circuits, power supplies, cables, batteries, motors and system components from excessive current and potential damage. They are widely used in industrial control, consumer electronics, automotive electronics, power supplies, communication equipment, medical devices, lighting systems and embedded applications.
This category includes cartridge fuses, glass fuses, ceramic fuses, surface mount fuses, axial fuses, fast-acting fuses, time-delay fuses and related overcurrent protection components. These devices are commonly selected based on current rating, voltage rating, breaking capacity, response speed, fuse size, package type, safety approvals and application requirements.
TomatoElec supplies original Fuses from recognized manufacturers such as Littelfuse, Eaton, Bel Fuse, Bourns, Schurter, TE Connectivity, Panasonic, Vishay and other major brands. As an in-stock electronic components supplier and independent distributor, TomatoElec provides inventory support, original component sourcing and BOM sourcing services for global customers.
| Photo | Mfr. Part # | Availability | Price | Quantity | Datasheet | Package/Case | Series | Packaging | Product Status | Mounting Type | Fuse Type | Current Rating (Amps) | Voltage Rating - AC | Voltage Rating - DC | Response Time | Breaking Capacity @ Rated Voltage | Melting I²t | Approval Agency | Operating Temperature | Color | Size / Dimension |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
0437008.WRFUSE BRD MNT 8A 32VAC 35VDC 1206 |
2,492 | - |
|
Datasheet |
437 | Tape & Reel (TR) | Active | Surface Mount | Board Mount (Cartridge Style Excluded) | 8 A | 32 V | 35 V | Fast Blow | 50A | 6.4 | CSA, UR | -55°C ~ 150°C | - | 0.126" L x 0.064" W x 0.032" H (3.20mm x 1.63mm x 0.82mm) | |
|
0468003.NRHFFUSE BRD MNT 3A 32VAC 32VDC 1206 |
2,208 | - |
|
Datasheet |
SlimLine™ 468 | Tape & Reel (TR) | Active | Surface Mount | Board Mount (Cartridge Style Excluded) | 3 A | 32 V | 32 V | Slow Blow | 50A | 1.27 | CSA, UL | -55°C ~ 90°C | - | 0.125" L x 0.060" W x 0.023" H (3.18mm x 1.52mm x 0.58mm) | |
|
0438.250WRFUSE BRD MT 250MA 32VAC 63VDC |
1,330 | - |
|
Datasheet |
438 | Tape & Reel (TR) | Active | Surface Mount | Board Mount (Cartridge Style Excluded) | 250 mA | 32 V | 63 V | Fast Blow | 50A | 0.0017 | CSA, UL | -55°C ~ 150°C | - | 0.061" L x 0.033" W x 0.020" H (1.54mm x 0.85mm x 0.50mm) | |
|
043801.5WRFUSE BRD MT 1.5A 32VAC 63VDC |
1,164 | - |
|
Datasheet |
438 | Tape & Reel (TR) | Active | Surface Mount | Board Mount (Cartridge Style Excluded) | 1.5 A | 32 V | 63 V | Fast Blow | 50A | 0.0902 | CSA, UL | -55°C ~ 150°C | - | 0.061" L x 0.033" W x 0.020" H (1.54mm x 0.85mm x 0.50mm) | |
|
TR/3216FF7-RFUSE BRD MNT 7A 32VAC 32VDC 1206 |
3,828 | - |
|
Datasheet |
Chip 3216FF | Tape & Reel (TR) | Active | Surface Mount | Board Mount (Cartridge Style Excluded) | 7 A | 32 V | 32 V | Fast Blow | 50A | 3.623 | CSA, UL | -55°C ~ 125°C | - | 0.126" L x 0.063" W x 0.035" H (3.20mm x 1.60mm x 0.90mm) | |
|
0437.375WRAFUSE BRD MT 375MA 125VAC/VDC |
6,060 | - |
|
Datasheet |
437A | Tape & Reel (TR) | Active | Surface Mount | Board Mount (Cartridge Style Excluded) | 375 mA | 125 V | 125 V | Fast Blow | 50A | 0.01 | AEC-Q200, CSA, cURus | -55°C ~ 150°C | - | 0.126" L x 0.063" W x 0.033" H (3.20mm x 1.60mm x 0.85mm) | |
|
0251.125NRT1LFUSE BRD MT 125MA 125VAC/VDC AXL |
4,837 | - |
|
Datasheet |
PICO® II 251 | Tape & Reel (TR) | Active | Through Hole | Board Mount (Cartridge Style Excluded) | 125 mA | 125 V | 125 V | Fast Blow | 50A AC, 300A DC | 0.00174 | CSA, cURus | -55°C ~ 125°C | - | 0.110" Dia x 0.280" L (2.80mm x 7.11mm) | |
|
0435.500KRFUSE BOARD MNT 500MA 32VDC 0402 |
36,305 | - |
|
Datasheet |
435 | Tape & Reel (TR) | Active | Surface Mount | Board Mount (Cartridge Style Excluded) | 500 mA | - | 32 V | Fast Blow | 35A | 0.0053 | CSA, UL | -55°C ~ 90°C | - | 0.039" L x 0.020" W x 0.013" H (1.00mm x 0.51mm x 0.33mm) | |
|
0437003.WRFUSE BRD MNT 3A 32VAC 35VDC 1206 |
14,641 | - |
|
Datasheet |
437 | Tape & Reel (TR) | Active | Surface Mount | Board Mount (Cartridge Style Excluded) | 3 A | 32 V | 35 V | Fast Blow | 50A | 0.4 | CSA, UR | -55°C ~ 150°C | - | 0.126" L x 0.064" W x 0.032" H (3.20mm x 1.63mm x 0.82mm) | |
|
0468.500NRFUSE BOARD MOUNT 500MA 63VAC/VDC |
8,319 | - |
|
Datasheet |
SlimLine™ 468 | Tape & Reel (TR) | Active | Surface Mount | Board Mount (Cartridge Style Excluded) | 500 mA | 63 V | 63 V | Slow Blow | 50A | 0.031 | CSA, UL | -55°C ~ 90°C | - | 0.125" L x 0.060" W x 0.023" H (3.18mm x 1.52mm x 0.58mm) | |
|
BK/ATC-5FUSE AUTO 5A 32VDC BLADE ATO/ATC |
4,711 | - |
|
Datasheet |
ATC® | Bulk | Active | Requires Holder | Automotive | 5 A | - | 32 V | Fast Blow | 1kA | - | UL | - | Tan | 0.760" L x 0.207" W x 0.492" H (19.30mm x 5.25mm x 12.50mm) | |
|
0451.250MRLFUSE BRD MT 250MA 125VAC/VDC SMD |
10,107 | - |
|
- |
NANO²® 451 | Tape & Reel (TR) | Active | Surface Mount | Board Mount (Cartridge Style Excluded) | 250 mA | 125 V | 125 V | Fast Blow | 50A | 0.0158 | CSA, UL | -55°C ~ 125°C | - | 0.240" L x 0.106" W x 0.106" H (6.10mm x 2.69mm x 2.69mm) | |
|
0451002.MRLFUSE BRD MNT 2A 125VAC/VDC 2SMD |
9,834 | - |
|
- |
NANO²® 451 | Tape & Reel (TR) | Active | Surface Mount | Board Mount (Cartridge Style Excluded) | 2 A | 125 V | 125 V | Fast Blow | 50A | 0.53 | CSA, PSE, UL | -55°C ~ 125°C | - | 0.240" L x 0.106" W x 0.106" H (6.10mm x 2.69mm x 2.69mm) | |
|
0451001.MRLFUSE BRD MNT 1A 125VAC/VDC 2SMD |
5,469 | - |
|
- |
NANO²® 451 | Tape & Reel (TR) | Active | Surface Mount | Board Mount (Cartridge Style Excluded) | 1 A | 125 V | 125 V | Fast Blow | 50A | 0.459 | CSA, PSE, UL | -55°C ~ 125°C | - | 0.240" L x 0.106" W x 0.106" H (6.10mm x 2.69mm x 2.69mm) | |
|
0451.500MRLFUSE BRD MT 500MA 125VAC/VDC SMD |
4,783 | - |
|
- |
NANO²® 451 | Tape & Reel (TR) | Active | Surface Mount | Board Mount (Cartridge Style Excluded) | 500 mA | 125 V | 125 V | Fast Blow | 50A | 0.0795 | CSA, UL | -55°C ~ 125°C | - | 0.240" L x 0.106" W x 0.106" H (6.10mm x 2.69mm x 2.69mm) | |
|
0453002.MRFUSE BRD MNT 2A 125VAC/VDC 2SMD |
3,802 | - |
|
- |
NANO²® 453 | Tape & Reel (TR) | Active | Surface Mount | Board Mount (Cartridge Style Excluded) | 2 A | 125 V | 125 V | Fast Blow | 50A | 0.53 | CSA, PSE, UL | -55°C ~ 125°C | - | 0.240" L x 0.106" W x 0.106" H (6.10mm x 2.69mm x 2.69mm) | |
|
045106.3MRLFUSE BRD MNT 6.3A 125VAC/VDC SMD |
2,371 | - |
|
- |
NANO²® 451 | Tape & Reel (TR) | Active | Surface Mount | Board Mount (Cartridge Style Excluded) | 6.3 A | 125 V | 125 V | Fast Blow | 50A | 9.17 | CSA, PSE, UL | -55°C ~ 125°C | - | 0.240" L x 0.106" W x 0.106" H (6.10mm x 2.69mm x 2.69mm) | |
|
0451004.MRLFUSE BRD MNT 4A 125VAC/VDC 2SMD |
1,706 | - |
|
Datasheet |
NANO²® 451 | Tape & Reel (TR) | Active | Surface Mount | Board Mount (Cartridge Style Excluded) | 4 A | 125 V | 125 V | Fast Blow | 50A | 3.152 | CSA, PSE, UL | -55°C ~ 125°C | - | 0.240" L x 0.106" W x 0.106" H (6.10mm x 2.69mm x 2.69mm) | |
|
0451003.MRLFUSE BRD MNT 3A 125VAC/VDC 2SMD |
8,766 | - |
|
- |
NANO²® 451 | Tape & Reel (TR) | Active | Surface Mount | Board Mount (Cartridge Style Excluded) | 3 A | 125 V | 125 V | Fast Blow | 50A | 1.65 | CSA, PSE, UL | -55°C ~ 125°C | - | 0.240" L x 0.106" W x 0.106" H (6.10mm x 2.69mm x 2.69mm) | |
|
39612500440FUSE BOARD MNT 2.5A 125VAC RAD |
4,245 | - |
|
Datasheet |
TE5® 396 | Bulk | Active | Through Hole | Board Mount (Cartridge Style Excluded) | 2.5 A | 125 V | - | Slow Blow | 100A | 17.81 | cUL, PSE/JET, UL | -40°C ~ 85°C | - | 0.335" L x 0.157" W x 0.315" H (8.50mm x 4.00mm x 8.00mm) |

